Blood filtering device having improved permeability
US5968071A · kind A · utility
236Cited by
10References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1997 |
| Grant date | Oct 19, 1999 |
| Priority date | — |
| Expiry date | Dec 22, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0059
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention relates to a blood filter that is to be positioned within a blood vessel to trap blood clots. The filter includes a head to which there are attached and from which there extend several legs comprising at least one elongated element having two opposite ends. The legs are radially movable and the elongated element of at least some of these legs has a shape folded back upon itself, substantially in the form of a loop. According to the invention, one of the ends of at least some of these elongated elements is disposed at a distance from the inside of the head of the filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.